| Erba to River Ridge (Louisiana) | 5,180.80 mi (8,337.69 km) |
| Erba to Riverbank (California) | 5,888.35 mi (9,476.39 km) |
| Erba to Riverdale (Georgia) | 4,761.66 mi (7,663.16 km) |
| Erba to Riverdale (Illinois) | 4,527.00 mi (7,285.50 km) |
| Erba to Riverside (California) | 5,998.51 mi (9,653.66 km) |
| Erba to Riverside (Ohio) | 4,468.92 mi (7,192.03 km) |
| Erba to Riverton (Utah) | 5,455.24 mi (8,779.36 km) |
| Erba to Riverton (Wyoming) | 5,204.92 mi (8,376.52 km) |
| Erba to Riverview (Florida) | 4,935.75 mi (7,943.32 km) |
| Erba to Riverview (Michigan) | 4,327.42 mi (6,964.31 km) |
| Erba to Riviera Beach (Florida) | 4,883.60 mi (7,859.40 km) |
| Erba to Riviera Beach (Maryland) | 4,177.57 mi (6,723.14 km) |
| Erba to Roanoke (Virginia) | 4,404.49 mi (7,088.34 km) |
| Erba to Roanoke Rapids (North Carolina) | 4,341.02 mi (6,986.19 km) |
| Erba to Robbinsdale (Minnesota) | 4,588.13 mi (7,383.89 km) |
